// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/bc8f51e7ad9b3bd048d9b1de497dfc2e 
// Or build this file again with packager using: packager build More/Element.Event.Pseudos More/Tips
/*
---

script: More.js

name: More

description: MooTools More

license: MIT-style license

authors:
  - Guillermo Rauch
  - Thomas Aylott
  - Scott Kyle
  - Arian Stolwijk
  - Tim Wienk
  - Christoph Pojer
  - Aaron Newton
  - Jacob Thornton

requires:
  - Core/MooTools

provides: [MooTools.More]

...
*/

MooTools.More = {
	'version': '1.4.0.1',
	'build': 'a4244edf2aa97ac8a196fc96082dd35af1abab87'
};


/*
---

name: Events.Pseudos

description: Adds the functionality to add pseudo events

license: MIT-style license

authors:
  - Arian Stolwijk

requires: [Core/Class.Extras, Core/Slick.Parser, More/MooTools.More]

provides: [Events.Pseudos]

...
*/

(function(){

Events.Pseudos = function(pseudos, addEvent, removeEvent){

	var storeKey = '_monitorEvents:';

	var storageOf = function(object){
		return {
			store: object.store ? function(key, value){
				object.store(storeKey + key, value);
			} : function(key, value){
				(object._monitorEvents || (object._monitorEvents = {}))[key] = value;
			},
			retrieve: object.retrieve ? function(key, dflt){
				return object.retrieve(storeKey + key, dflt);
			} : function(key, dflt){
				if (!object._monitorEvents) return dflt;
				return object._monitorEvents[key] || dflt;
			}
		};
	};

	var splitType = function(type){
		if (type.indexOf(':') == -1 || !pseudos) return null;

		var parsed = Slick.parse(type).expressions[0][0],
			parsedPseudos = parsed.pseudos,
			l = parsedPseudos.length,
			splits = [];

		while (l--){
			var pseudo = parsedPseudos[l].key,
				listener = pseudos[pseudo];
			if (listener != null) splits.push({
				event: parsed.tag,
				value: parsedPseudos[l].value,
				pseudo: pseudo,
				original: type,
				listener: listener
			});
		}
		return splits.length ? splits : null;
	};

	return {

		addEvent: function(type, fn, internal){
			var split = splitType(type);
			if (!split) return addEvent.call(this, type, fn, internal);

			var storage = storageOf(this),
				events = storage.retrieve(type, []),
				eventType = split[0].event,
				args = Array.slice(arguments, 2),
				stack = fn,
				self = this;

			split.each(function(item){
				var listener = item.listener,
					stackFn = stack;
				if (listener == false) eventType += ':' + item.pseudo + '(' + item.value + ')';
				else stack = function(){
					listener.call(self, item, stackFn, arguments, stack);
				};
			});

			events.include({type: eventType, event: fn, monitor: stack});
			storage.store(type, events);

			if (type != eventType) addEvent.apply(this, [type, fn].concat(args));
			return addEvent.apply(this, [eventType, stack].concat(args));
		},

		removeEvent: function(type, fn){
			var split = splitType(type);
			if (!split) return removeEvent.call(this, type, fn);

			var storage = storageOf(this),
				events = storage.retrieve(type);
			if (!events) return this;

			var args = Array.slice(arguments, 2);

			removeEvent.apply(this, [type, fn].concat(args));
			events.each(function(monitor, i){
				if (!fn || monitor.event == fn) removeEvent.apply(this, [monitor.type, monitor.monitor].concat(args));
				delete events[i];
			}, this);

			storage.store(type, events);
			return this;
		}

	};

};

var pseudos = {

	once: function(split, fn, args, monitor){
		fn.apply(this, args);
		this.removeEvent(split.event, monitor)
			.removeEvent(split.original, fn);
	},

	throttle: function(split, fn, args){
		if (!fn._throttled){
			fn.apply(this, args);
			fn._throttled = setTimeout(function(){
				fn._throttled = false;
			}, split.value || 250);
		}
	},

	pause: function(split, fn, args){
		clearTimeout(fn._pause);
		fn._pause = fn.delay(split.value || 250, this, args);
	}

};

Events.definePseudo = function(key, listener){
	pseudos[key] = listener;
	return this;
};

Events.lookupPseudo = function(key){
	return pseudos[key];
};

var proto = Events.prototype;
Events.implement(Events.Pseudos(pseudos, proto.addEvent, proto.removeEvent));

['Request', 'Fx'].each(function(klass){
	if (this[klass]) this[klass].implement(Events.prototype);
});

})();


/*
---

name: Element.Event.Pseudos

description: Adds the functionality to add pseudo events for Elements

license: MIT-style license

authors:
  - Arian Stolwijk

requires: [Core/Element.Event, Core/Element.Delegation, Events.Pseudos]

provides: [Element.Event.Pseudos, Element.Delegation]

...
*/

(function(){

var pseudos = {relay: false},
	copyFromEvents = ['once', 'throttle', 'pause'],
	count = copyFromEvents.length;

while (count--) pseudos[copyFromEvents[count]] = Events.lookupPseudo(copyFromEvents[count]);

DOMEvent.definePseudo = function(key, listener){
	pseudos[key] = listener;
	return this;
};

var proto = Element.prototype;
[Element, Window, Document].invoke('implement', Events.Pseudos(pseudos, proto.addEvent, proto.removeEvent));

})();


/*
---

script: Tips.js

name: Tips

description: Class for creating nice tips that follow the mouse cursor when hovering an element.

license: MIT-style license

authors:
  - Valerio Proietti
  - Christoph Pojer
  - Luis Merino

requires:
  - Core/Options
  - Core/Events
  - Core/Element.Event
  - Core/Element.Style
  - Core/Element.Dimensions
  - /MooTools.More

provides: [Tips]

...
*/

(function(){

var read = function(option, element){
	return (option) ? (typeOf(option) == 'function' ? option(element) : element.get(option)) : '';
};

this.Tips = new Class({

	Implements: [Events, Options],

	options: {/*
		id: null,
		onAttach: function(element){},
		onDetach: function(element){},
		onBound: function(coords){},*/
		onShow: function(){
			this.tip.setStyle('display', 'block');
		},
		onHide: function(){
			this.tip.setStyle('display', 'none');
		},
		title: 'title',
		text: function(element){
			return element.get('rel') || element.get('href');
		},
		showDelay: 100,
		hideDelay: 100,
		className: 'tip-wrap',
		offset: {x: 16, y: 16},
		windowPadding: {x:0, y:0},
		fixed: false,
		waiAria: true
	},

	initialize: function(){
		var params = Array.link(arguments, {
			options: Type.isObject,
			elements: function(obj){
				return obj != null;
			}
		});
		this.setOptions(params.options);
		if (params.elements) this.attach(params.elements);
		this.container = new Element('div', {'class': 'tip'});

		if (this.options.id){
			this.container.set('id', this.options.id);
			if (this.options.waiAria) this.attachWaiAria();
		}
	},

	toElement: function(){
		if (this.tip) return this.tip;

		this.tip = new Element('div', {
			'class': this.options.className,
			styles: {
				position: 'absolute',
				top: 0,
				left: 0
			}
		}).adopt(
			new Element('div', {'class': 'tip-top'}),
			this.container,
			new Element('div', {'class': 'tip-bottom'})
		);

		return this.tip;
	},

	attachWaiAria: function(){
		var id = this.options.id;
		this.container.set('role', 'tooltip');

		if (!this.waiAria){
			this.waiAria = {
				show: function(element){
					if (id) element.set('aria-describedby', id);
					this.container.set('aria-hidden', 'false');
				},
				hide: function(element){
					if (id) element.erase('aria-describedby');
					this.container.set('aria-hidden', 'true');
				}
			};
		}
		this.addEvents(this.waiAria);
	},

	detachWaiAria: function(){
		if (this.waiAria){
			this.container.erase('role');
			this.container.erase('aria-hidden');
			this.removeEvents(this.waiAria);
		}
	},

	attach: function(elements){
		$$(elements).each(function(element){
			var title = read(this.options.title, element),
				text = read(this.options.text, element);

			element.set('title', '').store('tip:native', title).retrieve('tip:title', title);
			element.retrieve('tip:text', text);
			this.fireEvent('attach', [element]);

			var events = ['enter', 'leave'];
			if (!this.options.fixed) events.push('move');

			events.each(function(value){
				var event = element.retrieve('tip:' + value);
				if (!event) event = function(event){
					this['element' + value.capitalize()].apply(this, [event, element]);
				}.bind(this);

				element.store('tip:' + value, event).addEvent('mouse' + value, event);
			}, this);
		}, this);

		return this;
	},

	detach: function(elements){
		$$(elements).each(function(element){
			['enter', 'leave', 'move'].each(function(value){
				element.removeEvent('mouse' + value, element.retrieve('tip:' + value)).eliminate('tip:' + value);
			});

			this.fireEvent('detach', [element]);

			if (this.options.title == 'title'){ // This is necessary to check if we can revert the title
				var original = element.retrieve('tip:native');
				if (original) element.set('title', original);
			}
		}, this);

		return this;
	},

	elementEnter: function(event, element){
		clearTimeout(this.timer);
		this.timer = (function(){
			this.container.empty();

			['title', 'text'].each(function(value){
				var content = element.retrieve('tip:' + value);
				var div = this['_' + value + 'Element'] = new Element('div', {
						'class': 'tip-' + value
					}).inject(this.container);
				if (content) this.fill(div, content);
			}, this);
			this.show(element);
			this.position((this.options.fixed) ? {page: element.getPosition()} : event);
		}).delay(this.options.showDelay, this);
	},

	elementLeave: function(event, element){
		clearTimeout(this.timer);
		this.timer = this.hide.delay(this.options.hideDelay, this, element);
		this.fireForParent(event, element);
	},

	setTitle: function(title){
		if (this._titleElement){
			this._titleElement.empty();
			this.fill(this._titleElement, title);
		}
		return this;
	},

	setText: function(text){
		if (this._textElement){
			this._textElement.empty();
			this.fill(this._textElement, text);
		}
		return this;
	},

	fireForParent: function(event, element){
		element = element.getParent();
		if (!element || element == document.body) return;
		if (element.retrieve('tip:enter')) element.fireEvent('mouseenter', event);
		else this.fireForParent(event, element);
	},

	elementMove: function(event, element){
		this.position(event);
	},

	position: function(event){
		if (!this.tip) document.id(this);

		var size = window.getSize(), scroll = window.getScroll(),
			tip = {x: this.tip.offsetWidth, y: this.tip.offsetHeight},
			props = {x: 'left', y: 'top'},
			bounds = {y: false, x2: false, y2: false, x: false},
			obj = {};

		for (var z in props){
			obj[props[z]] = event.page[z] + this.options.offset[z];
			if (obj[props[z]] < 0) bounds[z] = true;
			if ((obj[props[z]] + tip[z] - scroll[z]) > size[z] - this.options.windowPadding[z]){
				obj[props[z]] = event.page[z] - this.options.offset[z] - tip[z];
				bounds[z+'2'] = true;
			}
		}

		this.fireEvent('bound', bounds);
		this.tip.setStyles(obj);
	},

	fill: function(element, contents){
		if (typeof contents == 'string') element.set('html', contents);
		else element.adopt(contents);
	},

	show: function(element){
		if (!this.tip) document.id(this);
		if (!this.tip.getParent()) this.tip.inject(document.body);
		this.fireEvent('show', [this.tip, element]);
	},

	hide: function(element){
		if (!this.tip) document.id(this);
		this.fireEvent('hide', [this.tip, element]);
	}

});

})();

